Fixed #440 - Upgrade ITF Framework Maven Version minimum to 3.8.1

[sparsick]

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• [x] Make sure you have read the contributing guide.
• [x] Make sure there is a issue filed for the change (usually before you start working on it). Trivial changes like typos do not require a issue. Your pull request should address just this issue, without pulling in other changes.
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• [x] Format the pull request title like Fixed #Nr - Fixed IT execution., where you replace Nr with the appropriate issue number. It is required to use the issue title in the commit message title and in the first line of the commit message. They should very similar like the following: Fixed #64 - Automatic site publishing You can of course take a look into the existing commit history.
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[khmarbaise]

Has been integrated via ede957fcb48cf75842adaf6aae800f76259692a2 Thank you for your contribution.